package test;

public class Student extends Person{
    public String teacherName;

    public Student() {
        this(1, "66","55");
        System.out.println("student 无参");
    }

    public Student(int age, String name, String teacherName) {
        super();
        this.teacherName = teacherName;
        System.out.println("student 有参");
    }
}
